EE WAS REPLACING THE HOIST FRICTION BAND ON LARGE DRAGLINE #17. THE TASK REUIRES THAT THIS DEVICE BE HOISTED OVERHEAD AND MOVED TO OUTSIDE AREA. DURING THIS PROCESS, THE DEVICE FELL DUE TO INADEQUATE RIGGING. IT DEFLECTED OFF THE MAIN GEAR BOX AND STRUCK EE CAUSING A SPRAINED WRIST AND BRUISED RIBS